package top.lt.lt_ssm.service;

import java.util.List;

import top.lt.lt_ssm.bean.producttype;
import top.lt.lt_ssm.bean.protype;

public interface ProtypeService {
	public List<producttype> GETALL();
	producttype getByparentId(int parentId);
	
	public int delbyid(int ptype_id);
}
